public override void Join(IshField ishField, Enumerations.ValueAction valueAction)
{
if (ishField is IshMetadataField)
{
IshMetadataField ishMetadataField = (IshMetadataField)ishField;
switch (valueAction)
{
case Enumerations.ValueAction.Append:
_value = _value + ishMetadataField.Value;
break;
case Enumerations.ValueAction.Prepend:
_value = ishMetadataField.Value + _value;
break;
case Enumerations.ValueAction.Overwrite:
_value = ishMetadataField.Value;
break;
}
}
else
{
//do nothing
}
}
/// <summary>
/// Merge or Join the incoming ishfields (IshMetadataFields) on my own ishfields using the provided action
/// </summary>
/// <param name="ishFields">Fields to join with my own fields</param>
/// <param name="valueAction">String action (overwrite/prepend/append) to use on matching fields</param>
public virtual void JoinFields(IshFields ishFields, Enumerations.ValueAction valueAction)
{
foreach (IshField actionIshField in ishFields.Fields())
{
IshField[] overwriteFields = Retrieve(actionIshField.Name, actionIshField.Level);
if (overwriteFields.Length > 0)
{
// field is present, overwrite occurances
foreach (IshField ourIshField in overwriteFields)
{
ourIshField.Join(actionIshField, valueAction);
}
}
else
{
// field was not yet present, add it
AddField(actionIshField);
}
}
}
public override void Join(IshField ishField, Enumerations.ValueAction valueAction)
{
throw new NotImplementedException("Not implemented on IshMetadataFilterField");
}
public virtual void Join(IshField ishField, Enumerations.ValueAction valueAction)
{
throw new NotImplementedException("Not implemented on IshField");
}
